<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>待办事项</title>
</head>
<body>
  <div id="main">
    <h1>待办事项清单</h1>
    <hr />
    <input type="text" id="todo" placeholder="请输入代办事项：">
    <input type="button" id="okButton" value="确定">
  </div>
  <div id="output"></div>
  <script src="//cdn.staticfile.org/jquery/1.9.0/jquery.min.js"></script>
  <script src="todo.js"></script>
</body>
</html>
